Who has seen the wind?

Who has seen the wind?
Neither I nor you:
But when the leaves hang trembling,
The wind is passing through.
Who has seen the wind?
Neither you nor I:
But when the trees bow down their heads,
The wind is passing by.
–Christina Rossetti (1830-1894)

Today was exceptionally windy. The weather data for the nearby town recorded a top speed of 65 km/h (40 [...]